Home / 141,199.14-194,852.42-77,536.49

Finding the Fourth Proportional to 141,199.14, 194,852.42 and 77,536.49

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Solution

The fourth proportional to 141,199.14, 194,852.42 and 77,536.49 is: 106,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,199.14 : 194,852.42 = 77,536.49 : x
  2. Step 2: Convert to fraction form
    141,199.14/194,852.42 = 77,536.49/x
  3. Step 3: Cross multiply
    141,199.14x = 194,852.42 × 77,536.49
  4. Step 4: Simplify right side
    141,199.14x = 15,108,171,643.62
  5. Step 5: Solve for x
    x = 15,108,171,643.62/141,199.14
  6. Step 6: Final answer
    x = 106,999.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.